Trocar sheath



FIG. 1 is a perspective view of a trocar sheath;

FIG. 2 is a first side view of the design of FIG. 1;

FIG. 3 is a second side view of the design of FIG. 1;

FIG. 4 is a third side view of the design of FIG. 1;

FIG. 5 is a fourth side view of the design of FIG. 1;

FIG. 6 is a top view of the design of FIG. 1; and,

FIG. 7 is a bottom view of the design of FIG. 1.

The broken lines showing elements of the trocar sheath and an environment of use are included for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a trocar sheath, as shown and described. 